Home / 31,756.38-43,823.43-17,416.95

Finding the Fourth Proportional to 31,756.38, 43,823.43 and 17,416.95

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Solution

The fourth proportional to 31,756.38, 43,823.43 and 17,416.95 is: 24,035.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,756.38 : 43,823.43 = 17,416.95 : x
  2. Step 2: Convert to fraction form
    31,756.38/43,823.43 = 17,416.95/x
  3. Step 3: Cross multiply
    31,756.38x = 43,823.43 × 17,416.95
  4. Step 4: Simplify right side
    31,756.38x = 763,270,489.14
  5. Step 5: Solve for x
    x = 763,270,489.14/31,756.38
  6. Step 6: Final answer
    x = 24,035.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.